the impacts of forest management strategies for boreal ...€¦ · species at risk stewardship fund...
TRANSCRIPT
![Page 1: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/1.jpg)
The impacts of forest management strategies for boreal caribou in Ontarioin Ontario, Canada
VictoriaM.Donovan,PhDCandidate
Universityof Nebraska, L incoln, NE, [email protected] .edu
![Page 2: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/2.jpg)
Sustainable Forest Management
AnthropogenicdisturbanceshavealteredwildlifehabitatHabitatmanagementisusedtoconciliatehumandevelopmentandwildlifeconservationtargets
![Page 3: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/3.jpg)
Borealcaribouareasolitaryanimalsthatrequirelargeareasofcontinuousold-growthborealforestAnthropogenicdisturbancehasbeenlinkedtoextirpationfromtheirhistoricrange
![Page 4: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/4.jpg)
MapalteredfromSchaefer2003
![Page 5: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/5.jpg)
ForestHarvesting
↓CaribouAbundance
↓CaribouHabitat
Availability
![Page 6: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/6.jpg)
↑AlternatePreyAbundance
↑EarlySuccessionalStandsandDeciduousForest
ForestHarvesting
↓CaribouAbundance
↓CaribouHabitat
Availability
![Page 7: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/7.jpg)
↑AlternatePreyAbundance
↑PredatorAbundance↑EarlySuccessionalStandsandDeciduousForest
ForestHarvesting
↓CaribouAbundance
↓CaribouHabitat
Availability
![Page 8: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/8.jpg)
↑AlternatePreyAbundance
↑PredatorAbundance↑EarlySuccessionalStandsandDeciduousForest
ForestHarvesting
↓CaribouHabitatQuality ↓CaribouAbundance↑CaribouHabitat
Fragmentation
↓CaribouHabitat
Availability
![Page 9: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/9.jpg)
Cariboucanbecompletelyextirpatedfromaharvestedregionwithin20years
(Vorsetal.,2007)
![Page 10: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/10.jpg)
Pre-GuidelinesLandscapeAnticipatedPost-
GuidelinesLandscape
Characterisedbysmall,un-complexcutblocksspreadacrossthelandscape
Characterisedbylargercutblocksaggregatedonthelandscapewithhighlevelsofshapecomplexityincludinginsularpatches
![Page 11: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/11.jpg)
StudyObjective:Assesstherelationshipbetweenlargescalepatternsinforestharvestingandcaribouspatialbehavioursovera20-yearperiod,spanningachangeinforestmanagementintendedtoprotectcaribouhabitat.
Questions: (1)HowhaveforestharvestpatternschangedineasternandwesternOntario? (2)Howhavetherelationshipsbetweencaribouspatialbehavioursandforestharvestchangedfollowingashiftinforestmanagementintendedtoprotectcaribouhabitat
Donovan,V.M.,Brown,G.S.,&Mallory,F.F.(2017).Theimpactsofforestmanagementstrategiesforwoodlandcaribouvaryacrossbiogeographicgradients.PLOSONE,12(2),e0170759.
![Page 12: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/12.jpg)
Harvestpolygonswerecollectedbetween1991and2011Datawascollectedfor184femalecaribouinEasternandwesternOntariobetween1995and2013Cariboudatawasdividedintopre-andpost-guidelinetimeperiods
![Page 13: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/13.jpg)
(1) How have forest harvest patterns changed in eastern and western Ontario?
chatt.hdsb.ca
![Page 14: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/14.jpg)
LandscapeMetrics
• Totalareaharvested
• Meanpatchsize
• Patchaggregation(ClumpinessIndex)
![Page 15: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/15.jpg)
• DeclinesinforestharvestinginbotheasternandwesternOntario
• Declinesalignwithglobalrecession,theUShousingmarketcrash,andthe2006SoftwoodLumberAgreement
![Page 16: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/16.jpg)
Harv
est M
ean
Patch
Size
(ha)
Harv
est C
lumpin
ess I
ndex
![Page 17: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/17.jpg)
Insummary...• Caribouwereexposedtolessharvesting
followingguidelinerelease
• Caribouwerelikelyexposedtomorefragmentedspatialconfigurationsofharvests
![Page 18: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/18.jpg)
(2) How have the relationships between caribou spatial behaviours and forest harvest changed?
PhotoCredit:Dr.GlenS.Brown
![Page 19: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/19.jpg)
Theareatraversedbyananimaloveradesignatedperiodoftimeinordertofulfillitsfundamentalliferequirements
AnnualHomeRange
![Page 20: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/20.jpg)
AnnualHomeRange
![Page 21: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/21.jpg)
• Homerangesizewasinfluencedbytheamountofharvestingwithinandsurroundingacaribou’shomerange
• Decreasedwithincreasingamountsof
harvestwithin(p=<0.01,β=-46.67)andsurroundingthehomerange(p=<0.01,β=-22.64).
AnnualHomeRange
![Page 22: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/22.jpg)
MeanHo
meRa
ngeSize(km^2)
EastEarly EastLate WestEarly WestLate
• Therewasnosignificantchangeinhomerangesizebetweentimeperiods(east:p=0.86,β=10.38;west:p=0.64,β=-16.49)
• EasternOntariohadsignificantlylargerhomerangesthanwesternOntario
AnnualHomeRange
![Page 23: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/23.jpg)
ProximitytoHarvest
![Page 24: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/24.jpg)
ProximityIndex= "#$%&'%( )*$+,-.%/012%.+%( )*$+,-.%
ProximitytoHarvest
![Page 25: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/25.jpg)
ProximitytoHarvest
• Caribouproximitytoaharvestwasmostinfluencedbytheamountofharvestingthatsurroundedthatharvest
• Caribouwereclosertoaharvestwhentherewasmoreharvestingsurroundingit(p=<0.01,
β=-0.05)
![Page 26: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/26.jpg)
ProximitytoHarvest
• Inboththeeastandwest,caribouwereclosertoharveststhanexpected
• NodifferenceincaribouproximitybetweentimeperiodsineasternOntario(p=0.30,β=0.10)
• InwesternOntario,caribouweresignificantlyfartherfromharvestsfollowingguidelinerelease(p=<0.01,β=0.23)
![Page 27: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/27.jpg)
Fidelity:thetendencyofananimaltoreturntoorremaininthesamelocationorspace
SummerFidelity
![Page 28: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/28.jpg)
EastEarly EastLate WestEarly WestLate
MeanFide
lityInde
x
3
9
6
• Strongfidelityinwest
comparedtonofidelityineast
• Nochangeinfidelityinthewesternstudyareabetweentimeperiods(p=0.11,β=-0.17)
• Intheeasternstudyarea,fidelitysignificantlyincreased(p=<0.01,β=0.32)
SummerFidelity
![Page 29: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/29.jpg)
Howdidcaribouspatialbehaviourschange?
![Page 30: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/30.jpg)
Howdidcaribouspatialbehaviourschange?
HomeRangeSizedidnotchange
![Page 31: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/31.jpg)
Howdidcaribouspatialbehaviourschange?
HomeRangeSizedidnotchangeProximitydecreasedattheannualhomerangescaleinthewest,nochangeineast
![Page 32: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/32.jpg)
HomeRangeSizedidnotchangeProximitydecreasedattheannualhomerangescaleinthewest,nochangeineastFidelityincreasedintheeast,nochangeinwest
Howdidcaribouspatialbehaviourschange?
![Page 33: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/33.jpg)
• Guidelinesmaynotbehavingtheirexpectedoutcomesonthelandscapeorcariboubehaviour
• Monitoringmanagementoutcomesiskeytoassuringtheirsuccess
MovementtowardlandscaperecoveryforcaribouinpreviouslyharvestedregionswilllikelystretchovermultipledecadesCaribouspatialbehavioursvariedacrossthetwolandscapesindependentlyofforestmanagementContinuedmonitoringofcaribouisneeded
![Page 34: The impacts of forest management strategies for boreal ...€¦ · Species at Risk Stewardship Fund Donovan, V. M., Brown, G. S., & Mallory, F. F. (2017). The impacts of forest management](https://reader035.vdocuments.mx/reader035/viewer/2022071016/5fcf709e05e7862f2e123d1d/html5/thumbnails/34.jpg)
SpeciesatRiskStewardshipFund
Donovan,V.M.,Brown,G.S.,&Mallory,F.F.(2017).Theimpactsofforestmanagementstrategiesforwoodlandcaribouvaryacrossbiogeographicgradients.PLOSONE,12(2),e0170759.SchaeferJA.2003.Long-termrangerecessionandthepersistenceofcaribouinthetaiga.ConservationBiology,17,1435-1439.Vors,L.S.,Schaefer,J.A.,Pond,B.A.,Rodgers,A.R.,Patterson,B.R.,2007.WoodlandcaribouexpirationandanthropogeniclandscapedisturbanceinOntario.J.Wildl.Manage.,71,1249-1256.